KS2 Primary Maths Age 13-17 - Ratio, Proportion and Algebra: Finding Missing Numbers - Explained

The video tutorial explains how to solve an addition problem by breaking it down into units, tens, and hundreds columns. The instructor demonstrates the process of carrying over numbers and finalizing the answer to achieve a total score of 200. The tutorial concludes with a brief mention of the scoring for the problem.

What is the initial challenge the teacher faces in the addition problem?

• Dividing the numbers accurately

• Visualizing what to put in the boxes

• Understanding the subtraction process

• Multiplying the numbers correctly

What number is added to 2 in the units column to make 10?

• 9

• 8

• 7

• 6

What is the result when 2 is added to 1 in the tens column?

• 2

• 3

• 4

• 5

What number is needed in the tens column to make 10 when carrying over?

• 6

• 7

• 8

• 5

What is the final score obtained by adding 128 and 72?

• 250

• 200

• 150

• 100